20278300945

素因数分解:

$5^1\times 7^1\times {\mathrm{17477}}^1\times {\mathrm{33151}}^1$

素因数の和:50640

約数の個数: 16

約数和(自身を含む): 27812671488

約数和(自身を除く): 7534370543

約数列:

[1, 5, 7, 35, 17477, 33151, 87385, 122339, 165755, 232057, 611695, 1160285, 579380027, 2896900135, 4055660189, 20278300945]

約数ペア:

[(1, 20278300945), (5, 4055660189), (7, 2896900135), (35, 579380027), (17477, 1160285), (33151, 611695), (87385, 232057), (122339, 165755)]